Inventor · Midland, MI, US

Douglas E. Leng

6Patents
4h-index
8Co-inventors
42Inventor score

Filing activity: Jun 27, 1977 → Feb 15, 1985

Most-cited inventions

PatentTitleAreaCited byStatus
US4623706A Process for preparing uniformly sized polymer particles by suspension polymerization of vibratorily excited monomers in a gaseous or liquid stream Emerging Cross-Sectional Technologies 111 Expired
US4123403A Continuous process for preparing aqueous polymer microsuspensions Chemistry; Metallurgy 68 Expired
US4237110A Process for separating and recovering concentrated hydrochloric acid from the crude product obtained from the acid hydrolysis of cellulose Chemistry; Metallurgy 49 Expired
US4502888A Aqueous dispersions of plasticized polymer particles Chemistry; Metallurgy 21 Expired
US4524189A Preparation of chlorinated polyolefins Chemistry; Metallurgy 1 Expired
US4631175A Preparation of chlorinated polyolefins Chemistry; Metallurgy 0 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.